RIGNOX headlights come in Single, Dual, Triple and Quad projector versions. Choose by the beam layout and look you want: this guide explains how each layout splits the work between low and high beam, and how to compare the builds for your vehicle.
Projector count on its own doesn't decide brightness. What shapes the beam is how the projectors split the work: which ones run on low beam, which run on high, and which do both. That split sets how wide the low beam spreads and how far the high beam reaches, and it is designed per vehicle.
How projector size and layout shape the beam
The housing's shape and depth guide the projector layout. Projector size, optics and the LED source work together to shape the light on the road. Larger projectors and compact arrays give designers different ways to deliver reach, coverage and the front-end style of the vehicle.
Light output depends on the complete design: the LEDs, projector optics, drive current and heat management work together. Use the specifications for the exact product and variant when comparing layouts; projector count alone does not tell you brightness or service life.
Each layout offers a different way to shape the beam and the face of your vehicle. Choose the combination that suits your driving and build.
Three jobs a projector can do
- Bi-function (bi-LED). One projector does both beams. On low beam a shield inside the projector cuts the top off the beam to form the cutoff; on high beam the upper part of the beam is released. Because every bi-function cup works on both beams, adding bi-function cups adds low-beam coverage and high-beam reach together. The Prius Triple, for example, adds a third bi-function cup for more reach on high beam.
- Dedicated low beam. Works only on low beam and adds width and density to the near field, the light you drive on most of the time. The 4Runner Triple pairs two bi-function cups with one dedicated low beam.
- Dedicated high beam. Lights only when you switch to high beam, with an optic concentrated for distance. The 2003-2006 Silverado Triple pairs two bi-function cups with one dedicated high beam; the Bronco Quad runs two dedicated low beams and two dedicated high beams, each with its own optic.
What a single projector does well
One bi-function projector per side keeps the beam simple and the face classic: a sharp cutoff on low, and the whole beam reaching further on high. That's why round-headlight vehicles like the FJ Cruiser and the Wrangler 7-inch builds use it.
What more projectors add
- More reach or more spread, by design. Extra bi-function or dedicated high-beam cups add reach on high beam; extra low-beam cups widen and fill the low beam out to the shoulders of the road. On a wide truck, that is a real benefit.
- Fits shallow housings. A large projector needs depth behind the lens for its focal length. Modern headlight housings are getting flatter, and on some vehicles the only way to get full output into the available depth is several short-focal-length lenses side by side.
- The look. An array of projectors reads as high-end because production luxury cars use them. That is a legitimate reason to want it.
Find the projector layouts built for your vehicle.
Conventional projector layouts and factory matrix systems
The projector arrays on flagship production cars are matrix or ADB systems: each lens is individually controlled by the vehicle's computer, which uses a camera to switch off just the segment pointing at an oncoming car while the rest of the high beam stays on. The value of those systems is in the per-lens control, not the count.
RIGNOX projector layouts provide conventional low and high beams. Our projectors run on the vehicle's two beam circuits, low and high. When you pull the stalk, the bi-function cups release their high beam and any dedicated high-beam cups light up; when you release it, they return to low. There is no per-lens addressing and no camera link; the high beam switches as one group. What you get is a very good conventional two-mode headlight with a wider low beam than a single-projector unit. Adaptive (ADB / matrix) beam shaping isn't part of any aftermarket assembly, and factory ADB / matrix trims aren't listed as compatible.
How high beam actually works on a projector headlight
A detail that surprises people: on a projector headlight, the low beam does not switch off when high beam comes on. In a bi-function ("bi-LED") projector, the low-beam light source runs continuously and a shutter inside the projector moves out of the way, or a dedicated high-beam LED lights below the cutoff shield, to release the upper part of the beam. In a layout with dedicated high-beam projectors, those projectors light up on top of the low beam. Either way, high beam is low beam plus more, which is why a projector headlight's high beam looks fuller than a halogen's, where the two filaments are separate.
This also tells you what to compare: the cups that work on low beam (bi-function plus dedicated low), because low is the beam you drive on most of the time, and the cups that work on high beam (bi-function plus dedicated high), because they set the reach.
The choosing rule. If you want more reach, look for more cups working on high beam. If you want a wider, fuller low beam on a truck or SUV, look for more cups working on low beam. If you want the classic round face, a single bi-function projector keeps it. If your priority is the look, buy the look; it costs you nothing in legality.
How the Single / Dual / Triple / Quad naming works on RIGNOX headlights
The number in the name is the projector count per headlight. How those projectors split low and high beam is designed per vehicle, because it depends on the housing shape and what the factory lamp did. A Triple can be three bi-function cups (GX460), two bi-function cups plus a dedicated low beam (4Runner), or two bi-function cups plus a dedicated high beam (2003-2006 Silverado). A Quad can be four bi-function cups (Land Cruiser 200) or two dedicated low and two dedicated high (Bronco). The product page describes the split; if it doesn't for your model, ask us and we'll confirm it before you order.
What does not vary: every RIGNOX LED headlight, regardless of projector count, uses a DOT/SAE-compliant white main beam with a proper cutoff, runs on the built-in CANbus decoder, and is a complete plug-in assembly. The count changes the shape of the beam and the face of the truck; it does not change whether the lamp is legal or whether it fits.
The short version
- Projector count isn't brightness. How the cups split low and high beam sets the spread and the reach.
- Bi-function cups work on both beams, dedicated low cups widen the low beam, dedicated high cups add reach; a single bi-function projector keeps the classic look.
- Aftermarket projector arrays switch on the vehicle's low and high beam circuits, not lens by lens. Factory ADB / matrix and AFS trims aren't listed as compatible.
- High beam on a projector headlight is low beam plus more, not instead of.
- Choose Single, Dual, Triple or Quad by what you want the beam to do and how the vehicle should look, not by the number. Ask us for the low/high split on your model if the page doesn't list it.
Compare the layouts available for your vehicle in RIGNOX LED headlights by vehicle. For what "DOT/SAE compliant" is actually promising on any of them, read what DOT approved actually means.
